Federal NAICS Codes

NAICS 541620: Environmental Consulting Services

Explore obligations, trends, recent awards, and incumbent contractors for NAICS 541620.

NAICS 541620 federal market metrics

Total obligations
$26.8B
Total awards
88,216 awards
Active obligations
$3B
Size standard
$19,000,000 receipts

What this NAICS covers

NAICS 541620 covers environmental consulting services such as site assessments, regulatory compliance support, environmental sampling and monitoring, impact analyses, remediation planning assistance, and preparation of environmental reports and permits.

Federal opportunities under 541620 typically involve delivering technical studies and documentation to meet statutory environmental requirements, performing field sampling and data interpretation, preparing compliance or permitting packages, and advising project teams on mitigation and remediation options.

FY2026 snapshot

Obligations
$543.3M
Awards
1,343
Average award
$404.6K
Change from FY2025
-29.5%

Recent awards

Search contractors

$279,524

STRAUGHAN ENVIRONMENTAL, INC.

National Aeronautics and Space Administration

PIID
80JSC026FA151
PSC
F111 - ENVIRONMENTAL SYSTEMS PROTECTION- MULTIPLE POLLUTANT SUPPORT

$4,287,890

MECA CONSULTING INC

Public Buildings Service

PIID
47PH5326F0067
PSC
R425 - SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL

$514,266

BB&E, INC.

National Aeronautics and Space Administration

PIID
80NSSC26F0125
PSC
F999 - OTHER ENVIRONMENTAL SERVICES

$3,511,729

Dawson MCG, Inc.

US Customs and Border Protection

PIID
70B01C26C00000161
PSC
R499 - SUPPORT- PROFESSIONAL: OTHER

$457,028

TOEROEK ASSOCIATES, INC.

Environmental Protection Agency

PIID
68HE0726F0170
PSC
F999 - OTHER ENVIRONMENTAL SERVICES

$866,700

WESTON SOLUTIONS INC

Environmental Protection Agency

PIID
68HE0326F0147
PSC
F108 - ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATION

$538,704

PROPERTY & ENVIRONMENTAL MANAGEMENT INC

Office of the Assistant Secretary for Financial Resources (Asfr)

PIID
7571MN26F66006
PSC
F115 - ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL CONSULTING AND LEGAL SUPPORT

FAQ

What work fits NAICS 541620?
  • Phase I environmental site assessments and historical records review to identify potential contamination risks prior to property acquisition.
  • Preparation of environmental assessment reports, impact analyses, and mitigation plans to support project decision processes.
  • Contaminated site investigation and conceptual remediation alternatives including sampling plans, data interpretation, and cost estimating support.
  • Compliance audits and preparation of permit application support, monitoring plans, and technical advisory services during project planning.
When is NAICS 541620 a weak fit?
  • Environmental laboratory analysis contracts that perform sample testing and laboratory certification, which require accredited lab operations rather than consulting deliverables and reports.
  • Remediation construction contracts that implement soil excavation, demolition, or in-situ treatment and require construction execution capacity distinct from consulting recommendations.
  • Manufacture or installation of environmental monitoring instrumentation where the primary activity is equipment production and installation rather than technical advisory services.
What solicitation language points to NAICS 541620?
  • Statement of work requests deliverables such as site assessment reports, technical memoranda, sampling plans, and conceptual remediation options.
  • Labor categories requested are environmental scientists, subject-matter technical advisors, or compliance specialists with demonstrated consulting experience and technical reports.
  • Evaluation criteria emphasize technical approach, past performance on environmental studies, and the quality of proposed methodologies for field investigations and data interpretation.

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